package java56_5;

public class CRTest {

	public static void main(String[] args) {
		// >>>System.out.println();
		int i = 100;
		System.out.println("圆周率：" + Circle.PI);
		// Circle.PI = 3.1;
		Circle.printYuanzhoulv();
		Circle c = new Circle();
		c.radius = 100;
		double d1 = c.getArea();
		System.out.println("c1=" + d1);
		Circle c2 = new Circle();
		c2.radius = 10;
		c2.PI = 3.0;
		double d2 = c2.getArea();
		System.out.println("c2=" + d2);

		System.out.println(">>>>>>>>>>>>>>>>>>>>>.");
		d1 = c.getArea();// 重算c1的面积
		System.out.println("c1现在的面积是" + d1);
	}

}
